Method, Base Station, and Wireless Communication System for Trx Mutual Aid

1. A TRX mutual aid method comprising: obtaining, by a base station, capability information of at least two TRX boards in the base station, from the at least two TRX boards; obtaining, by the base station from a base station controller, information of cells to which carriers that are configured on the at least two TRX boards belong; and selecting, by the base station, a corresponding TRX mutual aid way according to the capability information obtained by the base station and the information of the cells obtained by the base station, and performing TRX mutual aid on a faulty BCCH carrier in accordance with the selected TRX mutual aid way, wherein the selecting, by the base station, the corresponding TRX mutual aid way according to the capability information obtained by the base station and the information of the cells obtained by the base station, and performing the TRX mutual aid on the faulty BCCH carrier comprises: configuring, by the base station, all carriers on a TRX board of the at least two TRX boards where the faulty BCCH carrier is located onto a TRX board of the at least two TRX boards in normal operation for implementing the TRX mutual aid, when all carriers on the TRX board of the at least two TRX boards in normal operation and all carriers on the TRX board of the at least two TRX boards where the faulty BCCH carrier is located belong to a same cell, and the carrier capability of the TRX board of the at least two TRX boards in normal operation is larger than or equal to the carrier capability of the TRX board of the at least two TRX boards where the faulty BCCH carrier is located.

2. The TRX mutual aid method according to claim 1 , wherein the method further comprises: configuring an original carrier on the TRX board of the at least two TRX boards in normal operation onto the TRX board of the at least two TRX boards where the faulty BCCH carrier is located.

3. The TRX mutual aid method according to claim 1 , wherein the selecting, by the base station, the corresponding TRX mutual aid way according to the capability information obtained by the base station and the information of the cells obtained by the base station, and performing the TRX mutual aid on the faulty BCCH carrier comprises: selecting, by the base station, according to the capability information obtained by the base station and the information of the cells obtained by the base station, a carrier on a TRX board of the at least two TRX boards in normal operation to perform the TRX mutual aid with the faulty BCCH carrier, wherein the selected carrier and the faulty BCCH carrier belong to a same cell.

4. The TRX mutual aid method according to claim 1 , wherein, for each respective TRX board of the at least two TRX boards, the information of the cells is obtained through a manner of obtaining configuration information from the base station controller.

5. The TRX mutual aid method according to claim 1 , wherein the method further comprises, for each respective TRX board of the at least two TRX boards, obtaining, by the base station, frequency points of carriers and powers of the carriers on the respective TRX board; and the selecting selects a TRX mutual aid way in accordance with the obtained frequency points and powers.

6. A TRX mutual aid method comprising: obtaining, by a base station, capability information of at least two TRX boards in the base station, from the at least two TRX boards; obtaining, by the base station from a base station controller, information of cells to which carriers that are configured on the at least two TRX boards belong; selecting, by the base station, a corresponding TRX mutual aid way according to the capability information obtained by the base station and the information of the cells obtained by the base station, and performing TRX mutual aid on a faulty BCCH carrier in accordance with the selected TRX mutual aid way, wherein the selecting, by the base station, the corresponding TRX mutual aid way according to the capability information obtained by the base station and the information of the cells obtained by the base station, and performing the TRX mutual aid on the faulty BCCH carrier comprises: selecting, by the base station, according to the capability information obtained by the base station and the information of the cells obtained by the base station, a carrier on a TRX board of the at least two TRX boards in normal operation to perform the TRX mutual aid with the faulty BCCH carrier, wherein the selected carrier and the faulty BCCH carrier belong to a same cell, and the method further comprises: obtaining, by the base station, from the TRX board of the at least two TRX boards in normal operation, configuration information of a carrier in a standard different from that of the BCCH carrier, and the selecting, by the base station, according to the capability information obtained by the base station and the information of the cells obtained by the base station, a carrier from the TRX board of the at least two TRX boards in normal operation comprises: selecting, by the base station, according to the capability information obtained by the base station and the configuration information of the carrier whose standard is different from that of the BCCH carrier obtained by the base station, a carrier on the TRX board of the at least two TRX boards in normal operation to perform the TRX mutual aid with the faulty BCCH carrier; wherein another carrier service on the TRX board of the at least two TRX boards in normal operation keeps working normally after the TRX mutual aid.

7. The TRX mutual aid method according to claim 6 , wherein, for each respective TRX board of the at least two TRX boards, the capability information of the respective TRX board obtained by the base station comprises the number of carriers which can be configured on the respective TRX board.

8. The TRX mutual aid method according to claim 7 , wherein, for each respective TRX board of the at least two TRX boards, the capability information of the respective TRX board obtained by the base station further comprises power supported by the respective TRX board, and a bandwidth and a frequency band that are supported by the respective TRX board.

9. A base station comprising: a first information obtaining unit, configured to obtain capability information of at least two TRX boards in the base station from the at least two TRX boards, and obtain, from a base station controller, information of cells to which carriers that are configured on the at least two TRX boards belong; and a mutual aid unit, configured to select a corresponding TRX mutual aid way according to the capability information and the information of the cells obtained by the first information obtaining unit, and perform TRX mutual aid on a faulty BCCH carrier in accordance with the selected TRX mutual aid way, wherein the mutual aid unit is specifically configured to configure all carriers on a TRX board of the at least two TRX boards where the faulty BCCH carrier is located onto a TRX board of the at least two TRX boards in normal operation for implementing the TRX mutual aid, when all carriers on the TRX board of the at least two TRX boards in normal operation and all carriers on the TRX board of the at least two TRX boards where the faulty BCCH carrier is located belong to a same cell, and the carrier capability of the TRX board of the at least two TRX boards in normal operation is larger than or equal to the carrier capability of the TRX board of the at least two TRX boards where the faulty BCCH carrier is located.

10. The base station according to claim 9 , wherein the mutual aid unit is further configured to configure an original carrier on the TRX board of the at least two TRX boards in normal operation onto the TRX board of the at least two TRX boards where the faulty BCCH carrier is located.

11. The base station according to claim 9 , wherein the mutual aid unit is specifically configured to select, according to the capability information and the information of the cells obtained by the first information obtaining unit, a carrier on a TRX board of the at least two TRX boards in normal operation to perform the TRX mutual aid with the faulty BCCH carrier, and the selected carrier and the faulty BCCH carrier belong to a same cell.

12. The base station according to claim 9 , wherein, for each respective TRX board of the at least two TRX boards, the capability information of the respective TRX board comprises the number of carriers which can be configured on the respective TRX board.

13. The base station according to claim 12 , wherein, for each respective TRX board of the at least two TRX boards, the capability information of the respective TRX board further comprises power supported by the respective TRX board, and a bandwidth and a frequency band that are supported by the respective TRX board.

14. The base station according to claim 9 , wherein the information of the cells is obtained through a manner of obtaining configuration information from the base station controller.

15. The base station according to claim 14 , wherein, for each respective TRX board of the at least two TRX boards, the first information obtaining unit further obtains frequency points of the carriers and power of the carriers on the respective TRX board, and the mutual aid unit selects a TRX mutual aid way in accordance with the obtained frequency points and powers.

16. A base station comprising: a first information obtaining unit, configured to obtain capability information of at least two TRX boards in the base station, from the at least two TRX boards, and obtain, from a base station controller, information of cells to which carriers that are configured on the at least two TRX boards belong; and a mutual aid unit, configured to select a corresponding TRX mutual aid way according to the capability information and the information of the cells obtained by the first information obtaining unit and perform TRX mutual aid on a faulty BCCH carrier in accordance with the selected TRX mutual aid way, wherein the mutual aid unit is specifically configured to select, according to the capability information and the information of the cells obtained by the first information obtaining unit, a carrier on a TRX board of the at least two TRX boards in normal operation to perform the TRX mutual aid with the faulty BCCH carrier, and the selected carrier and the faulty BCCH carrier belong to a same cell, and the base station further comprises: a second information obtaining unit, configured to obtain, from the TRX board of the at least two TRX boards in normal operation, configuration information of a carrier in a standard different from that of the BCCH carrier, and the mutual aid unit is further configured to select, according to the capability information and the configuration information of the carrier whose standard is different from that of the BCCH carrier, a carrier from the TRX board of the at least two TRX boards in normal operation to perform the TRX mutual aid with the faulty BCCH carrier, wherein another carrier service on the TRX board of the at least two TRX boards in normal operation keeps working normally after the TRX mutual aid.